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LibVideo/VP9: Move segmentation parameters to FrameContext
Note that some of the previous segmentation feature settings must be preserved when a frame is decoded that doesn't use segmentation. This change also allowed a few functions in Decoder to be made static.
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7 changed files with 74 additions and 64 deletions
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@ -73,15 +73,12 @@ private:
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/* (8.6) Reconstruction and Dequantization */
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// FIXME: These should be inline or constexpr
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u16 dc_q(u8 bit_depth, u8 b);
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u16 ac_q(u8 bit_depth, u8 b);
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// Returns the quantizer index for the current block
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u8 get_base_quantizer_index(BlockContext const&);
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static u8 get_base_quantizer_index(BlockContext const&);
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// Returns the quantizer value for the dc coefficient for a particular plane
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u16 get_dc_quantizer(BlockContext const&, u8 plane);
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static u16 get_dc_quantizer(BlockContext const&, u8 plane);
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// Returns the quantizer value for the ac coefficient for a particular plane
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u16 get_ac_quantizer(BlockContext const&, u8 plane);
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static u16 get_ac_quantizer(BlockContext const&, u8 plane);
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// (8.6.2) Reconstruct process
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DecoderErrorOr<void> reconstruct(u8 plane, BlockContext const&, u32 transform_block_x, u32 transform_block_y, TXSize transform_block_size);
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